ADC Adstation 5616 3.5V Xenon Wall Throat IlluminatorComplete instrument includes our 3. 5V Throat Illuminator head and wall transformer power supply. Throat Illuminator Head features: For examination of the throat. PMMA light transmission (similar to fiber optic) for unobstructed view of oral cavity Tongue blade holder facilitates examination of the mouth and throat Eject button discards used tongue blade Universal bayonet mount for compatibility with other brands of 3. 5V power supply handles Anti